Non-functional-changes-only

1 files changed, 2 insertions, 1 deletions

diff --git a/container-core/src/main/java/com/yahoo/processing/rendering/ProcessingRenderer.java b/container-core/src/main/java/com/yahoo/processing/rendering/ProcessingRenderer.java
index 556eec9b460..052c1c3f7f5 100644
--- a/container-core/src/main/java/com/yahoo/processing/rendering/ProcessingRenderer.java
+++ b/container-core/src/main/java/com/yahoo/processing/rendering/ProcessingRenderer.java
@@ -167,7 +167,7 @@ public class ProcessingRenderer extends AsynchronousSectionedRenderer<Response>
 
     private static class TraceRenderingVisitor extends TraceVisitor {
 
-        private JSONWriter jsonWriter;
+        private final JSONWriter jsonWriter;
 
         public TraceRenderingVisitor(JSONWriter jsonWriter) {
             this.jsonWriter = jsonWriter;
@@ -226,4 +226,5 @@ public class ProcessingRenderer extends AsynchronousSectionedRenderer<Response>
             return (IOException) super.getCause();
         }
     }
+
 }